0. Install ubuntu 16.04 w/ a bootable Ubuntu USB stick
0.1 ISO file
0.2 Create a usb stick on ubuntu
1. Dell precision5530 install Ubuntu in UEFI mode
https://www.dell.com/support/article/us/en/04/sln309720/newer-dell-systems-unable-to-boot-to-internal-boot-device-in-legacy-boot-mode?lang=en
2.Some tools
==Press [Ctrl+Alt+T] to call out terminal==
2.1. System monitor